From the tortuous, terraced streets of Chungking, frightened Chinese saw doom in the blood-red discs on the under side of raiders' wings before ever a Japanese bomb had been dropped. The people of Madrid and Barcelona learned to duck whenever they saw the red-&-yellow wing insignia of Nationalist ships overhead. Fighting tribesmen in Palestine know they must take to cover whenever attack planes sweep down on them with the blue-white-&-red wing targets of Great Britain.
Distinctive national insignia for fighting planes were originated early in the World War so that in the split-second action...